Use instruction itinerary to determine what instructions are 'cheap'.

[oota-llvm.git] / include / llvm / Analysis / PostDominators.h

diff --git a/include/llvm/Analysis/PostDominators.h b/include/llvm/Analysis/PostDominators.h
index 46ce8200f96632b06f239fcfd151b9eefe078934..b75dd909a9821cf97c4782eec646d2ed0e412c3f 100644 (file)
--- a/include/llvm/Analysis/PostDominators.h
+++ b/include/llvm/Analysis/PostDominators.h
@@ -26,6 +26,7 @@ struct PostDominatorTree : public FunctionPass {
   DominatorTreeBase<BasicBlock>* DT;
 
   PostDominatorTree() : FunctionPass(ID) {
+    initializePostDominatorTreePass(*PassRegistry::getPassRegistry());
     DT = new DominatorTreeBase<BasicBlock>(true);
   }
 
@@ -106,7 +107,9 @@ template <> struct GraphTraits<PostDominatorTree*>
 struct PostDominanceFrontier : public DominanceFrontierBase {
   static char ID;
   PostDominanceFrontier()
-    : DominanceFrontierBase(ID, true) {}
+    : DominanceFrontierBase(ID, true) {
+      initializePostDominanceFrontierPass(*PassRegistry::getPassRegistry());
+    }
 
   virtual bool runOnFunction(Function &) {
     Frontiers.clear();